?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=NOVA+AULIA+MARIA+ULFA&rft.au=NOVA+AULIA+MARIA+ULFA%2C+Nova&rft.aufirst=Nova&rft.tpages=66&rft.degree=Diploma&rft.date=2020&rft.inst=Universitas+Muhammadiyah+Prof.+DR.+Hamka&rft.title=EVALUASI+EKOKARDIOGRAFI+PADA+PASIEN+DENGAN+KATUP+PROSTETIK+MEKANIK+MITRAL